201696201

素因数分解:

$3^2\times 7^2\times {\mathrm{601}}^1\times {\mathrm{761}}^1$

素因数の和:1382

約数の個数: 36

約数和(自身を含む): 339914484

約数和(自身を除く): 138218283

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 601, 761, 1803, 2283, 4207, 5327, 5409, 6849, 12621, 15981, 29449, 37289, 37863, 47943, 88347, 111867, 265041, 335601, 457361, 1372083, 3201527, 4116249, 9604581, 22410689, 28813743, 67232067, 201696201]

約数ペア:

[(1, 201696201), (3, 67232067), (7, 28813743), (9, 22410689), (21, 9604581), (49, 4116249), (63, 3201527), (147, 1372083), (441, 457361), (601, 335601), (761, 265041), (1803, 111867), (2283, 88347), (4207, 47943), (5327, 37863), (5409, 37289), (6849, 29449), (12621, 15981)]